none , some, any, more, most, all等代词作主语
all, none, most, majority, part, enough, some, one half, the rest, the remainder of ....短语，或more than作主语
主语后面有include, with, together with, along with, like, in addition to,as well as, rather than, as much as, more than, no less than, but, except, accompanied by等连接的短语时
or , either or, neither nor,not only but also
